package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;

    /**
     * 新增分类
     * @param category
     * @return
     */
    @PostMapping
    public R<String> saveCategory(@RequestBody Category category){
        log.info(category.toString());
        categoryService.save(category);
        return R.success("新增成功");
    }

    /**
     * 分页查询
     * @param page
     * @param pageSize
     * @return
     */
    @GetMapping("/page")
    public R<Page> pageQuery(Integer page,Integer pageSize){
        Page pageInfo = new Page<>(page,pageSize);
        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        //添加排序条件，根据sort进行排序
        lqw.orderByAsc(Category::getSort);
        categoryService.page(pageInfo,lqw);
        return R.success(pageInfo);
    }

    /**
     * 删除分类
     * @param id
     * @return
     */
    @DeleteMapping
    public R<String> deleteById(Long id){
        categoryService.remove(id);
        return R.success("分类信息删除成功");
    }

    /**
     * 修改分类
     * @param category
     * @return
     */
    @PutMapping
    public R<String> updateCategory(@RequestBody Category category){
        categoryService.updateById(category);
        return R.success("修改成功");
    }

    /**
     * 查询菜品分类分页
     * @param category
     * @return
     */
    @GetMapping("/list")
    public R<List<Category>> listR(Category category){
        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        lqw.eq(category.getType()!=null,Category::getType,category.getType());
        lqw.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

        List<Category> list = categoryService.list(lqw);
        return R.success(list);
    }

}
